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JPS5810152B2 |
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JPS5813415A |
PURPOSE: To shorten fabrication hours and improve qualities by forming a product preformed by the first stage gears into a rectangular shaped corrugated sheet at the second stage. CONSTITUTION: A plate 11 to be formed is preformed into a...
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JPS58500080A |
(57) [Abstract] Since this gazette is application data in front of an electronic application, the data of an abstract is not recorded.
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JPS57209725A |
PURPOSE: To manufacture a structure material having periodicity in two directions at high productivity without causing breakage by forming a plate material using a pair of forming rolls on which tooth form is formed on the surface. CONST...
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JPS5760088B2 |
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JPS5759210Y2 |
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JPS5759774B2 |
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JPS57193239A |
PURPOSE: To form a waveform linearly in good order in the lengthwise direction, by making upper and lower waveform rolls suitably descend from a contact line, and forming the waveform on a main plate, when molding a building plate which ...
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JPS57185438U |
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JPS57176124U |
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JPS5752133B2 |
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JPS5749287B2 |
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JPS5747612B2 |
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JPS57160829U |
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JPS5746927B2 |
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JPS57160519A |
PURPOSE: To smoothly drive both metallic molds, and to improve both the operability and durability of a device, by moving plural upper metallic molds and lower metallic molds by use of a limit switch and a return-acting cylinder. CONSTIT...
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JPS57149031A |
A method of and apparatus for manufacturing a roofing of sheet metal, where a sheet in a first step is preformed so as by a first operation perpendicular to its surface extension, the sheet is provided with a contour of wave-shape and in...
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JPS5743336B2 |
A corrugation-forming machine includes two rotatable die rolls formed with intermeshing teeth between which material to be corrugated is passed. The teeth have sharp corners to produce corresponding sharp corners on the corrugated materi...
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JPS5738326B2 |
Apparatus for conditioning elongated metal strips of different widths including feed rolls to support the strip for longitudinal movement along a predetermined planar datum path, first and second sets of transversely aligned work rolls c...
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JPS5738329B2 |
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JPS57121829A |
PURPOSE: To form periodic concavo-convex form with a small forming device by passing a rotating roller provided with concavo-convex form on the circumference that corresponds to the form for integral period of the concavo-convex form on ...
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JPS57106520U |
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JPS5725286B2 |
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JPS5779027A |
PURPOSE: To simplify roll adjusting work required when rolls are exchanged, by giving a specific structure to the connecting part of the driven shaft and driving shaft of the roll for a roll former provided with the upper and lower rolls...
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JPS5775224A |
PURPOSE: To form reinforcing bar placed on the rod to waveform at high efficiency b arranging plural cylinders and interlocked supporting rods along a guide rail, and lifting the rof of the cylinder. CONSTITUTION: Plural cylinders 2 are ...
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JPS5773036U |
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JPS57500724A |
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JPS5758922A |
PURPOSE: To obtain a curved plate with surely formed corrugation by pressing a punch to a die so that a plate having corrugation in the direction of an axis is formed by stretching, and allowing an auxiliary punch to make side displaceme...
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JPS5759113U |
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JPS5713375B2 |
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JPS578975Y2 |
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JPS577806B2 |
The invention concerns a machine for the continuous manufacture of corrugated filter structures out of a thin strip. On the two sides of the thin strip, by means of marking lines, a series of impressions are marked for the purpose of beg...
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JPS5725220A |
PURPOSE: To bend a blank material at every two crests continuously without limitation and improve productivity by moving the moving dies of a ram and a base to the stationary die at the center of the base synchronously with the vertical ...
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JPS5725138A |
PURPOSE:To eliminate the correcting work of a laminated core at the laminating time by comparing the thicknesses of an iron strip plate at both ends with the predetermined thickness and controlling rollers having uneven surface responsiv...
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JPS5716226U |
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JPS5716225U |
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JPS572410B2 |
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JPS577331A |
PURPOSE: To form a corrugated plate material to a waveform with compound dies and to prevent rupture owing to strains by pressing a flat between the roller groups which are alternately opposed from above and below, then pressing the same...
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JPS57124B2 |
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JPS56165523A |
PURPOSE: To quickly form a steel plate into especially a side plate of a steel plate made storage tank, with a saved man-hour, by notching symmetrically plural places at both edges of a thick steel plate, by bending the steel plate takin...
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JPS5653926Y2 |
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JPS56154225A |
PURPOSE: To continuously manufacture a curved part of a roofing sheet provided with several trapezoidal uneven grooves in the longitudinal direction for the purpose of simply improving the mechanical strength, by forming a roofing sheet ...
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JPS56151124A |
Starting sheets are straightened and stiffened in electrolytic refining plants by shaping the same predetermined areas of the starting sheet surfaces once or several times during successive shaping stages in such a manner that the elasti...
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JPS5648251B2 |
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JPS56152116U |
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JPS56139231A |
PURPOSE: To decrease the differences in sheet width and the deviations in wave linearity by suitably adjusting the crown of a free-crowning roll, of which the roll working surface is curvable, out of a pair of corrugating rolls. CONSTITU...
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JPS56125553A |
A corrugated metal building panel (20, 120, 320, 420) (e.g., made of steel) is provided herein. The panel has at least one (321) (and preferably two, 21-22, 121-122, 421-422) longitudinally extending major waves. Each such major wave is ...
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JPS5641332B2 |
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JPS5637861Y2 |
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JPS5637863Y2 |
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